asn1c/skeletons/tests/check-PER.c

106 lines
2.3 KiB
C

#include <per_support.c>
#include <assert.h>
int
main() {
uint8_t buf[] = { 0xB7, 0x19, 0x2F, 0xEE, 0xAD };
uint8_t tmpbuf[10];
int32_t z;
asn_per_data_t pos;
pos.buffer = buf;
pos.nboff = 0;
pos.nbits = sizeof(buf) * 8;
z = per_get_few_bits(&pos, 32);
assert(z == -1);
z = per_get_few_bits(&pos, 0);
assert(z == 0);
assert(pos.nboff == 0);
z = per_get_few_bits(&pos, 1);
assert(z == 1);
assert(pos.nboff == 1);
z = per_get_few_bits(&pos, 2);
assert(z == 1);
assert(pos.nboff == 3);
z = per_get_few_bits(&pos, 2);
assert(z == 2);
assert(pos.nboff == 5);
z = per_get_few_bits(&pos, 3);
assert(z == 7);
assert(pos.nboff == 8);
assert(pos.nbits == sizeof(buf) * 8);
z = per_get_few_bits(&pos, 8);
assert(z == 0x19);
assert(pos.nboff == 8);
assert(pos.nbits == (sizeof(buf) - 1) * 8);
z = per_get_few_bits(&pos, 1);
assert(z == 0);
assert(pos.nboff == 1);
assert(pos.nbits == (sizeof(buf) - 2) * 8);
z = per_get_few_bits(&pos, 3);
assert(z == 2);
assert(pos.nboff == 4);
assert(pos.nbits == (sizeof(buf) - 2) * 8);
z = per_get_few_bits(&pos, 8);
assert(z == 254);
assert(pos.nboff == 12);
pos.buffer = buf;
pos.nboff = 2;
pos.nbits = sizeof(buf) * 8;
z = per_get_few_bits(&pos, 24);
assert(z == 14443711);
pos.buffer = buf;
pos.nboff = 0;
pos.nbits = sizeof(buf) * 8;
z = per_get_many_bits(&pos, tmpbuf, 0, sizeof(buf) * 8);
assert(z == 0);
assert(buf[0] == tmpbuf[0]);
assert(buf[1] == tmpbuf[1]);
assert(buf[2] == tmpbuf[2]);
assert(buf[3] == tmpbuf[3]);
assert(buf[4] == tmpbuf[4]);
pos.buffer = buf;
pos.nboff = 1;
pos.nbits = sizeof(buf) * 8;
z = per_get_many_bits(&pos, tmpbuf, 0, sizeof(buf) * 8);
assert(z == -1);
pos.buffer = buf;
pos.nboff = 1;
pos.nbits = sizeof(buf) * 8;
z = per_get_many_bits(&pos, tmpbuf, 0, sizeof(buf) * 8 - 1);
assert(z == 0);
assert(tmpbuf[0] == 110);
assert(tmpbuf[1] == 50);
assert(tmpbuf[2] == 95);
assert(tmpbuf[3] == 221);
assert(tmpbuf[4] == 90);
pos.buffer = buf;
pos.nboff = 1;
pos.nbits = sizeof(buf) * 8;
z = per_get_many_bits(&pos, tmpbuf, 1, sizeof(buf) * 8 - 1);
assert(z == 0);
assert(tmpbuf[0] == 55);
assert(tmpbuf[0] != buf[0]);
assert(tmpbuf[1] == buf[1]);
assert(tmpbuf[2] == buf[2]);
assert(tmpbuf[3] == buf[3]);
assert(tmpbuf[4] == buf[4]);
return 0;
}